Other information:
Removal
NOTE:
Removal steps in this procedure may contain installation details.
NOTE:
This step is only necessary if the TRM (trailer module) is being replaced.
Using a diagnostic scan tool, begin the PMI process for the TRM following the on-screen instructions...
Removal
NOTICE:
During the removal or installation of components, cap, tape
or otherwise appropriately protect all openings and tubes/fittings to
prevent the ingress of dirt or other contamination. Remove caps, tape
and other protective materials prior to installation...